An all-around good-performing tire available in many sizes to fit a wide variety of standard, cruiser and older bikes. Tread compound helps deliver impressive balance of mileage and grip. Front and rear tread patterns enhance water evacuation and wet grip. Bias-ply construction helps deliver a smooth ride for enhanced comfort. Offset center groove for enhanced straight-line stability. Dunlop performance in a great value package. Note: The D404 is NOT recommended to be used on Harley-Davidson motorcycles. Tire Specifications: Load / speed index: 57H. Sidewall: Black. Recommended rim: 2.15". Overall diameter: 25.82". Overall width: 3.90". Full tread depth: 6/32". Maximum load (pounds) / PSI: 507 at 41.